Patch 8.2.3645

[Bram Moolenaar]

Patch 8.2.3645
Problem: Vim9: The "no effect" error is not given for all registers.
Solution: Include any character following '@'. (closes #8779)
Files: src/ex_eval.c, src/testdir/test_vim9_cmd.vim


*** ../vim-8.2.3644/src/ex_eval.c 2021-10-23 12:34:18.409019076 +0100
--- src/ex_eval.c 2021-11-22 15:04:40.661598280 +0000
***************
*** 887,908 ****
}
}

int
cmd_is_name_only(char_u *arg)
{
char_u *p = arg;
! char_u *alias;
int name_only = FALSE;

! if (*p == '&')
{
++p;
! if (STRNCMP("l:", p, 2) == 0 || STRNCMP("g:", p, 2) == 0)
! p += 2;
}
- else if (*p == '@')
- ++p;
- get_name_len(&p, &alias, FALSE, FALSE);
name_only = ends_excmd2(arg, skipwhite(p));
vim_free(alias);
return name_only;
--- 887,918 ----
}
}

+ /*
+ * Return TRUE if "arg" is only a variable, register or option name.
+ */
int
cmd_is_name_only(char_u *arg)
{
char_u *p = arg;
! char_u *alias = NULL;
int name_only = FALSE;

! if (*p == '@')
{
++p;
! if (*p != NUL)
! ++p;
! }
! else
! {
! if (*p == '&')
! {
! ++p;
! if (STRNCMP("l:", p, 2) == 0 || STRNCMP("g:", p, 2) == 0)
! p += 2;
! }
! get_name_len(&p, &alias, FALSE, FALSE);
}
name_only = ends_excmd2(arg, skipwhite(p));
vim_free(alias);
return name_only;
*** ../vim-8.2.3644/src/testdir/test_vim9_cmd.vim 2021-11-20 19:50:56.428908005 +0000
--- src/testdir/test_vim9_cmd.vim 2021-11-22 14:47:59.764048435 +0000
***************
*** 556,562 ****
@a = 'echo "text"'
@a
END
! CheckDefAndScriptFailure(lines, 'E1207:')
enddef

def Test_environment_use_linebreak()
--- 556,589 ----
@a = 'echo "text"'
@a
END
! CheckDefAndScriptFailure(lines, 'E1207:', 2)
!
! lines =<< trim END
! @/ = 'pattern'
! @/
! END
! CheckDefAndScriptFailure(lines, 'E1207:', 2)
!
! lines =<< trim END
! &opfunc = 'nothing'
! &opfunc
! END
! CheckDefAndScriptFailure(lines, 'E1207:', 2)
! &opfunc = ''
!
! lines =<< trim END
! &l:showbreak = 'nothing'
! &l:showbreak
! END
! CheckDefAndScriptFailure(lines, 'E1207:', 2)
! &l:showbreak = ''
!
! lines =<< trim END
! &g:showbreak = 'nothing'
! &g:showbreak
! END
! CheckDefAndScriptFailure(lines, 'E1207:', 2)
! &g:showbreak = ''
enddef

def Test_environment_use_linebreak()
*** ../vim-8.2.3644/src/version.c 2021-11-22 14:16:05.117603051 +0000
--- src/version.c 2021-11-22 15:05:01.541605051 +0000
***************
*** 759,760 ****
--- 759,762 ----
{ /* Add new patch number below this line */
+ /**/
+ 3645,
/**/

--
Dreams are free, but there's a small charge for alterations.

/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
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